Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. David James Polhemus, MD, PHD

Individual provider Internal Medicine Physician · NPI 1992383004

Dr. David James Polhemus, MD, PHD is an Internal Medicine in Baltimore, Maryland. Graduated from Louisiana State University School of Medicine in New Orleans in 2021, 5 years ago. Practices with Johns Hopkins University, a 705-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
5
Trained at
Louisiana State University School of Medicine in New Orleans
Licensed in
MD
In the registry since
2021
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

1800 Orleans St
Baltimore, MD 21287-0010
Phone: (410) 955-5000
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence D0098168 (MD)

Record details

NPI number1992383004
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedMarch 30, 2021
Last updated in NPPESOctober 30, 2025
Certification dateOctober 30, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolLOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN NEW ORLEANS
Graduated 2021 (5 years in practice)
Group practice Johns Hopkins University — 705 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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